Richard Stone & Associates, an Orlando public relations firm, will donate about $75,000 in services to two non-profit groups this year.The firm will provide marketing services to the Southern Ballet Theatre and Thee Door, a drug education center.Richard Stone, president of the company, said his firm will spend the equivalent of $50,000 to develop a master marketing plan for the dance company's 1986-87 season. The public relations staff will also work to redesign the group's logo and improve the dance show program to help encourage more patron contributions.

Former Sen. Richard Stone is being nominated to be ambassador to Denmark, succeeding Keith Brown, the White House has announced. Stone, a one-term senator from Florida who lost his bid for re-election in 1980, is a conservative Democrat. Stone, 63, is a former Florida state senator and Miami city attorney. He is now a bank executive in Washington.

Richard Stone & Associates Inc. will handle public relations for Clearwater-based Equitable Mortgage Resources, effective Jan. 1.Stone recently moved into new offices at 621 E. Colonial Drive in Orlando. The new space is 3,400 square feet -- 1,400 square feet more than the firm's old space -- giving the agency room to grow, according to president Richard Stone.One new staffer already has been hired. Joanne Harley, public relations director at the Central Florida Blood Bank, will assume the same position at Stone on Dec. 23.

STONE GOLABUK/CHERNOFF SILVER & ASSOCIATES, an advertising agency based in Orlando, announced Monday that it is changing its name to Chernoff/Silver. Chernoff/Silver is the Columbia, S.C., agency that acquired Stone Golabuk Inc. of Orlando in February. The $24 million full-service advertising agency also has offices in Hilton Head, S.C., and Houston. Richard Stone and Philip Golabuk will continue to serve as consultants for the Orlando office, which has about $6 million in annual billings.

Former Sen. Richard Stone is being nominated to be ambassador to Denmark, succeeding Keith Brown, the White House has announced. Stone, a one-term senator from Florida who lost his bid for re-election in 1980, is a conservative Democrat. Stone, 63, is a former Florida state senator and Miami city attorney. He is now a bank executive in Washington.

STONE GOLABUK/CHERNOFF SILVER & ASSOCIATES, an advertising agency based in Orlando, announced Monday that it is changing its name to Chernoff/Silver. Chernoff/Silver is the Columbia, S.C., agency that acquired Stone Golabuk Inc. of Orlando in February. The $24 million full-service advertising agency also has offices in Hilton Head, S.C., and Houston. Richard Stone and Philip Golabuk will continue to serve as consultants for the Orlando office, which has about $6 million in annual billings.

-- NEW BUSINESS. McMahon Advertising Inc., Orlando, has been named agency of record for Fountain Auto Mall, an Orlando dealership. The account will amount to something less than $1 million in billings. . . . Market Development Group Inc., Orlando, will handle advertising for Johnathan Homes, a subsidiary of Orlando developer W.M. Sanderlin Corp., and for Coastal Equity and Development Corp., an Orlando developer of residential and commercial real estate. The combined accounts total more than $1 million in capitalized billings.

A PORTRAIT of Queen Elizabeth II that makes no attempt to hide her wrinkles, furrowed brow and gray hair went on display Wednesday, and its creator said the monarch likes it a lot. The painter, Richard Stone, said he realized some people might be shocked by the life-size picture, which shows the queen in profile wearing a crown, jewelry and robes for the annual state opening of Parliament. ''No one should be offended, because the queen is 63 after all and she is still a fine-looking woman for her years,'' said Stone, 38. ''She has seen the painting and she is delighted with it.'' The portrait was unveiled at the town hall in Colchester, England, 50 miles northeast of London.

Winter Park advertising agency Anson-Stoner Inc. and Walt Disney World were the big winners at the 25th annual Addy awards banquet held March 1 at the Lake Buena Vista Hilton. The event was sponsored by the Orlando Area Advertising Federation.Anson-Stoner won the highest number of first-place awards and Disney World garnered ''best of show'' for its ''Grad Nite'' film.The Ellis award winners are the best of each division. The winners and divisions were: Richard Stone & Associates, sales promotion; The Orlando Sentinel, specialty advertising; Richard Sibley Associates, Gilpin, Peyton & Pierce Inc., The Advertising Works Inc. (three-way tie)

A PORTRAIT of Queen Elizabeth II that makes no attempt to hide her wrinkles, furrowed brow and gray hair went on display Wednesday, and its creator said the monarch likes it a lot. The painter, Richard Stone, said he realized some people might be shocked by the life-size picture, which shows the queen in profile wearing a crown, jewelry and robes for the annual state opening of Parliament. ''No one should be offended, because the queen is 63 after all and she is still a fine-looking woman for her years,'' said Stone, 38. ''She has seen the painting and she is delighted with it.'' The portrait was unveiled at the town hall in Colchester, England, 50 miles northeast of London.

Bobby Junior Stone stood silently at the graves of his two younger brothers, Robert and Richard. A light growth of grass covered Richard's grave, but over Robert's coffin the sandy brown dirt was newly turned.His mother, JoAnn Cord, snapped a photograph from 20 yards away.It was late March 1988 and the sun was shining in Dade City. The ride to the cemetery from Leesburg had been uncomfortably quiet, as if all the words had been used up.Richard Stone, the younger of Bobby Junior's brothers, had killed himself in 1986 at age 21. Then Richard's best friend, 19-year-old Jamie Fell, had committed suicide in 1987, two days before the first anniversary of Richard's death.

Since losing his 1980 re-election bid, former Sen. Richard Stone has worked for the Reagan administration as a foreign-policy adviser and special ambassador to Latin America, and for George Bush as co-chairman of a national campaign group.None of that would be unusual except that Dick Stone was, and still is, a Democrat. He is also one of the few former Florida lawmakers who stayed in Washington after leaving office.He tried practicing law and did some lobbying - the Republic of China paid him $480,000 in four years for helping with trade matters - before turning to banking full time.

-- NEW BUSINESS. McMahon Advertising Inc., Orlando, has been named agency of record for Fountain Auto Mall, an Orlando dealership. The account will amount to something less than $1 million in billings. . . . Market Development Group Inc., Orlando, will handle advertising for Johnathan Homes, a subsidiary of Orlando developer W.M. Sanderlin Corp., and for Coastal Equity and Development Corp., an Orlando developer of residential and commercial real estate. The combined accounts total more than $1 million in capitalized billings.

Do not call Drew Cherner, successful ad man, a salesman. The president of Market Development Group, an Orlando advertising agency that will take in $13 million in capitalized billings this year, prefers to be called a ''marketeer'' in a business that exists to sell.Yet ask any of Drew Cherner's colleagues, clients or employees about him, and almost the first word out of their mouths is salesman.''He's a consummate salesman,'' said Richard Stone, president of Richard Stone and Associates and a former Cherner employee.

Richard Stone & Associates, an Orlando public relations firm, will donate about $75,000 in services to two non-profit groups this year.The firm will provide marketing services to the Southern Ballet Theatre and Thee Door, a drug education center.Richard Stone, president of the company, said his firm will spend the equivalent of $50,000 to develop a master marketing plan for the dance company's 1986-87 season. The public relations staff will also work to redesign the group's logo and improve the dance show program to help encourage more patron contributions.

Winter Park advertising agency Anson-Stoner Inc. and Walt Disney World were the big winners at the 25th annual Addy awards banquet held March 1 at the Lake Buena Vista Hilton. The event was sponsored by the Orlando Area Advertising Federation.Anson-Stoner won the highest number of first-place awards and Disney World garnered ''best of show'' for its ''Grad Nite'' film.The Ellis award winners are the best of each division. The winners and divisions were: Richard Stone & Associates, sales promotion; The Orlando Sentinel, specialty advertising; Richard Sibley Associates, Gilpin, Peyton & Pierce Inc., The Advertising Works Inc. (three-way tie)